To prohibit the implementation of a policy change to permit small, non-locking knives on aircraft, and for other purposes.

No Knives on Planes Act of 2017 This bill prohibits the Department of Homeland Security from implementing any change to the prohibited items list of the Transportation Security Administration that would permit passengers to carry small, non-locking knives through passenger screening checkpoints at airports, into sterile areas at airports, or onboard passenger aircraft.